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ICPMS daily performance check report, May 24, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 24, 2002.

NYC-WTC_000054375–000054546

Folder label: “ICPMS 5/24/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11572 Sample Date/Time: Friday, May 24, 2002 12:38:02 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\new york city\AE11572.390 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 19488.729 0.301 0.355 50.82243 0.87 ug/L Li 6 54838.787 0.570 54838.787 ug/L Se-1 45 397079.951 0.882 397079.951 ug/L Cr 52 417617.052 1.563 1.036 49.97847 1.75 ug/L Cr 53 50257.759 2.404 0.125 50.75604 1.94 ug/L Mn 55 1423990.747 2.319 3.585 104.26288 2.35 ug/L Co 59 469768.754 1.332 1.183 48.51584 0.65 ug/L Ni 60 99286.922 0.896 0.250 50.13303 0.39 ug/L Cu 63 213268.746 1.534 0.537 50.75228 1.81 ug/L Cu 65 101418.688 1.654 0.255 49.53759 0.78 ug/L Zn 66 70674.096 2.011 0.856 51.50904 0.26 ug/L Zn 67 12582.829 1.412 0.152 51.79301 2.01 ug/L Zn 68 53338.237 1.499 0.646 52.21283 1.92 ug/L > Ge 72 81818.102 1.916 81818.102 ug/L As 75 101889.529 0.888 1.093 53.69299 1.20 ug/L Se 77 10419.859 0.759 0.108 57.07614 2.61 ug/L Se 82 10387.700 0.368 0.127 55.68527 1.64 ug/L As-1 75 86246.089 1.379 86138.088 45.87867 1.38 ug/L Kr 83 4686.255 1.642 -61.033 ug/L Ag 107 381163.265 0.697 0.358 45.53415 1.89 ug/L Cd 111 110205.869 1.779 0.104 49.64843 0.60 ug/L Cd 114 257212.835 1.866 0.242 49.62399 0.87 ug/L > In 115 1063103.064 1.298 1063103.064 ug/L Sb 121 372113.524 0.622 0.350 51.99494 0.87 ug/L Sb 123 282127.835 0.623 0.265 51.38985 0.67 ug/L Ba 135 165841.763 1.012 0.103 78.67677 0.95 ug/L Ba 137 289540.524 1.210 0.180 78.59390 0.91 ug/L Ho 165 1646372.464 1.426 -0.005 ug/L Tb 159 1612801.270 1.644 1612801.270 ug/L Hg 201 4722.607 1.138 0.003 4.05980 0.65 ug/L Hg 202 10686.051 1.211 0.007 3.99732 0.46 ug/L n 205 1182905.903 1.677 0.733 47.33990 1.19 ug/L Pb 208 1615904.228 1.019 1.001 47.33520 1.12 ug/L

Sample ID: AE11572 Report Date/Time: Friday, May 24, 2002 12:39:58 Page 1

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